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Hyponatremia Risk API

Estimate hydration safety risk when fluid intake exceeds sweat loss during longer training or endurance events.

Endpoint

  • GET /api/v1/fitness/hyponatremia-risk
  • POST /api/v1/fitness/hyponatremia-risk/post

Parameters

Name Type Required In Description
fluid_intake_l_hr number Yes Query/Body Hourly fluid intake in liters.
estimated_sweat_rate_l_hr number Yes Query/Body Hourly sweat rate in liters.
sodium_intake_mg_hr number No Query/Body Hourly sodium intake in mg. Defaults to 0.
duration_hours number Yes Query/Body Exercise duration in hours.
lang string No Query Response language (en,fr,es,de,pt,ja,hi,ar,bn,gu,id,it,ko,mr,nl,pa,pl,ro,ru,ta,te,th,tr,ur,vi,zh).

Request Example

curl -X GET "https://api.hefitapi.com/api/v1/fitness/hyponatremia-risk?fluid_intake_l_hr=1.2&estimated_sweat_rate_l_hr=0.7&sodium_intake_mg_hr=300&duration_hours=4&lang=en" \
  -H "X-API-Key: YOUR_API_KEY"

Response Example

{
  "fluid_intake_l_hr": 1.2,
  "estimated_sweat_rate_l_hr": 0.7,
  "sodium_intake_mg_hr": 300.0,
  "duration_hours": 4.0,
  "net_fluid_balance_liters": 2.0,
  "dilution_index": 666.67,
  "risk_category": "high",
  "risk_category_label": "High hyponatremia risk",
  "summary": "Fluid intake appears excessive relative to sweat and sodium replacement.",
  "recommendations": [],
  "language": "en",
  "_api_metadata_": {"endpoint_name": "hyponatremia_risk", "response_language": "en"}
}

Localization

This endpoint reads health_fitness_hyponatremia_risk.json from the supported language catalogs.